Where are my screencast keys?
Screencast keys is now an external addon (it was formerly distributed with blender, but has since been removed).
To use it:

download it ( RMB &gt; Save Link As… in most browsers, to save it as a .py file)

Click install from file in ⎈ Ctrl⎇ AltU&gt;User preferences &gt; Addons:


Select the downloaded file:


Enable it:



If you want it to stay enabled after quitting blender, be sure to click Save User Settings.